<template>
  <div class="permission-container">
    <div class="app-container">
      <!-- 表格 -->
      <PageTools>
        <template #left>
          <span>员工权限管理</span>
        </template>
        <template #right>
          <el-button type="primary" size="small" @click="hAdd(1,'0')">添加权限</el-button>
        </template>
      </PageTools>
      <el-card>
        <!-- <div style="text-align: right; margin-bottom: 20px">
          <el-button type="primary" size="small" @click="hAdd(1,'0')">添加权限</el-button>
        </div> -->
        <el-table border :data="list" row-key="id" default-expand-all>
          <el-table-column label="名称" prop="name" />
          <el-table-column label="标识" prop="code" />
          <el-table-column label="描述" prop="description" />
          <el-table-column label="操作">
            <template v-slot="{row}">
              <el-button v-if="row.type===1" type="text" @click="hAdd(2,row.id)">添加</el-button>
              <el-button type="text" @click="hEdit(row.id)">编辑</el-button>
              <el-button type="text" @click="hDel(row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </el-card>
    </div>
    <el-dialog :visible.sync="showDialog" :title="isEdit ? '编辑权限' : '添加权限'" :close-on-press-escape="false" :close-on-click-modal="false" @closed="hClosed">
      <!-- 表单内容 -->
      <el-form ref="refForm" :model="formData" label-width="100px" :rules="rules">
        <el-form-item label="权限名称" prop="name">
          <el-input v-model="formData.name" />
        </el-form-item>
        <el-form-item label="权限标识" prop="code">
          <el-input v-model="formData.code" />
        </el-form-item>
        <el-form-item label="权限描述" prop="description">
          <el-input v-model="formData.description" />
        </el-form-item>
        <el-form-item label="权限启用">
          <el-switch v-model="formData.enVisible" active-text="启用" active-value="1" inactive-text="不启用" inactive-value="0" />
        </el-form-item>
      </el-form>

      <template #footer>
        <div style="text-align: right;">
          <el-button @click="showDialog = false">取消</el-button>
          <el-button type="primary" @click="hSubmit">确定</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script>
import { addPermission, delPermission, getPermissionList, getPermissionDetail, updatePermission } from '@/api/permissions'
import { tranListToTreeData } from '@/utils'
export default {
  name: 'Permission',
  data() {
    return {
      list: [],
      showDialog: false, // 是否显示弹层
      formData: {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '' // 类型
      },
      rules: {
        name: [
          { required: true, message: '权限点名称不能为空', trigger: 'blur' }
        ],
        code: [
          { required: true, message: '权限点标识不能为空', trigger: 'blur' }
        ],
        description: [
          { required: true, message: '权限点描述不能为空', trigger: 'blur' }
        ]

      },
      isEdit: false
    }
  },
  created() {
    this.getPermissionList()
  },
  methods: {
    async getPermissionList() {
      const { data } = await getPermissionList()
      this.list = tranListToTreeData(data)
    },
    // 添加
    hAdd(type, pid) {
      this.isEdit = false
      // 记录当前添加的关键信息
      this.formData.type = type
      this.formData.pid = pid
      this.showDialog = true
    },
    // 提交确定 新增 OR 编辑
    async hSubmit() {
      const valid = await this.$refs.refForm.validate().catch(e => e)
      if (!valid) return
      let res = null
      try {
        // 判断是不是编辑状态
        if (this.isEdit) {
          res = await updatePermission(this.formData)
        } else {
          res = await addPermission(this.formData)
        }
        this.$message.success(res.message)
        this.showDialog = false
        this.getPermissionList()
      } catch (e) {
        this.$message.error(e.message)
      }
    },
    // dialog 关闭时的回调
    hClosed() {
      this.formData = {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '' // 类型
      }
      this.$refs.refForm.resetFields()
    },
    // 删除权限点
    async hDel(id) {
      const result = await this.$confirm('确定要删除该权限点吗？', '提示', { type: 'warning' }).catch(e => e)
      if (result !== 'confirm') return
      try {
        const res = await delPermission(id)
        this.$message.success(res.message)
        this.getPermissionList()
      } catch (e) {
        this.$message.error(e.message)
      }
    },
    // 编辑按钮
    async hEdit(id) {
      this.isEdit = true
      try {
        const res = await getPermissionDetail(id)
        this.formData = res.data
        this.showDialog = true
      } catch (e) {
        console.log(e)
      }
    }
  }
}
</script>
